Oleksandra Khalimon

Business Analyst — NTT Data Portugal

Lisbon, Portugal (Hybrid), Aug 2022 – Present

Business analysis role across enterprise insurance, public sector and data platform projects. Defines requirements, maps processes using BPMN notation, manages backlog refinement, supports roadmap definition, advises on solutions and coordinates cross-functional delivery across multiple Agile teams.

• Coordinated requirements and delivery across multiple Agile (Scrum) teams on e-Avalia, a government platform managing programmes, budgets and compliance, ensuring traceability of requirements throughout delivery, supporting stakeholder workshops, functional specifications, business rules and solution validation across multiple modules.
• Identified and analysed failures in payment, profile management and policy lifecycle flows for Resolution Life (insurance), a platform built on OutSystems, defined and prioritised functional improvements that raised customer satisfaction scores from ~2/10 to ~8/10.
• Translated business requirements into user stories, business rules, acceptance criteria and functional specifications, collaborated with development teams to clarify scope, validate solutions and support testing activities including UAT.
• Conducted data analysis and user feedback reviews using Excel and Power BI, producing structured reports to identify process gaps, supported data-driven decision making and drove functional improvements.
• Supported prioritisation and cross-team decision-making across multiple workstreams, ensuring alignment between business expectations, delivery capacity and technical constraints.

• BPMN
• Scrum
• OutSystems
• Power BI
• UAT
• WCAG 2.2

Business Analysis Consultant — eXalt Solutions

Boston, MA, USA (Remote), Jan 2022 – Oct 2023

Worked directly with the CEO and senior clients of an established data platform company, owning the full data product lifecycle: from data collection and transformation to advisory system configuration, validation and production deployment, while also contributing to platform development as the primary internal user and requirements advisor.

• Collected and maintained financial and market datasets through web scraping and direct API calls to major cloud providers (AWS, Google Cloud, Azure), retrieving live pricing, instance specifications and performance data; ensured data quality and produced structured reporting frameworks to power advisory products.
• Cleaned, structured and transformed raw datasets using SQL and Excel, building calculation frameworks including CPU pricing analysis and Total Cost of Ownership (TCO) models that enabled clients to make complex procurement and infrastructure decisions.
• Configured and maintained a proprietary advisory platform by preparing and uploading structured data files, calculation logic and configurations, independently deploying advisory pages accessible to enterprise clients.
• Validated data accuracy, completeness and quality before each production push, ensuring advisory outputs were reliable, current and actionable for time-sensitive client decisions.
• Collaborated directly with the development team to define requirements, advise on platform implementation and communicate the operational value of new features, informed by daily hands-on use of the system.
• Defined functional requirements and data structures in direct collaboration with the CEO, ensuring analytical outputs directly supported executive decision-making and client business strategy.

• SQL
• Excel
• TCO Modelling
• AWS
• Google Cloud
• Azure

Product Analyst — Lantmännen Cerealia

Kyiv, Ukraine (Hybrid), Aug 2021 – Jan 2022

Worked on product development and positioning, using consumer data to support data-driven product decisions.

• Analysed market and consumer data to support product positioning and communication decisions.
• Interpreted results from product and packaging testing, identifying patterns, documenting findings and recommending improvements based on data analysis.
• Prepared structured reports and data visualisations to support stakeholder engagement and product strategy.

Product & UX Analyst — National Technical University of Ukraine 'KPI'

Kyiv, Ukraine (On-site), Feb 2020 – Jan 2021

Supported product concept development in an embedded systems lab, analysing early-stage requirements and translating research findings into structured product definitions. Collaborated with engineering teams to inform iterative development decisions for IoT and embedded systems products.